*{
    margin: 0;
    padding: 0;
}
html{
    font-size: 5.333333vw;
}
.head{
    width: 100vw;
    height: 2.25rem;
    display: flex;
    .head_left{
        width: 13.5rem;
        height: 2.25rem;
        background-color: black;
        display: flex;
        .cha{
            width: 1.5rem;
            height: 1.5rem;
            background-image: url(../images/jd-sprites.png);
            background-position: -84px -4px;
        }
        .logo{
                display: flex;
                align-items: center;
            img{
                width: 2rem;
                height: 2rem;
                margin-left: 20px;
            }
            span{
                font-size: .6rem;
                color: #fff;
            }
        }
    }
    .open{
        width: 5.75rem;
        height: 2.25rem;
        background-color: red;
        line-height: 2.25rem;
        text-align: center;
    }
}
.nav{
    width: 100vw;
    height: 2.2rem;
    background-color: #c8261a;
    display: flex;
    justify-content: center;
    align-items: center;
    .seek{
        width: 13.65rem;
        height: 1.5rem;
        background-color: #fff;
        border-radius: 20px;
        display: flex;
        position: relative;
        .seek_1{
            width: 1.5rem;
                height: 1.5rem;
                background-image: url(../images/jd-sprites.png);
                background-position: -4px 0px;
                position: absolute;
                z-index: 2;
        }
        .seek_2{
            width: 1.5rem;
                height: 1.5rem;
                background-image: url(../images/jd-sprites.png);
                background-position: -167px 0px;
                position: absolute;
                left: 50px;
                z-index: 2;
        }
        input{
            margin-left: 5rem;
            position: relative;
            border: none;
        }
    }
    .login{
        color: #fff;
        text-align: center;
        a{
            margin-left: 10px;
        }
    }
}
.outer{
    width: 17.5rem;
    height: 7rem;
    /* border: 1px solid red; */
    position: relative;
    overflow: hidden;
    margin: auto;
}
.outer div{
    width: 17.5rem;
    height: 7rem;
    position: absolute;
    display: flex;
    animation-name: lunbo;
    animation-duration: 60s;
    animation-iteration-count: infinite;
    animation-timing-function:linear;
}

@keyframes lunbo {
    from{left: 0px;}
    to{left: -52.5rem;}
}
.app{
    display: flex;
    flex-wrap: wrap;
    a{
        display: flex;
        width: 3.75rem;
        height: 3.7rem;
        flex-direction: column;
        align-items: center;
        text-decoration: none;
        img{
            width: 2rem;
            height: 2rem;
            
        }
        span{
            display: block;
            width: 3.75rem;
            height: .9rem;
            font-size: .6rem;
            text-align: center;
            color: #666666;
        }
    }
}
.seckill{
    height: 7.75rem;
    padding:0 .5rem;
    .wrap{
        height: 1.7rem;
        display: flex;
        a{
            text-decoration: none;
            width: 9rem;
            display: flex;
            align-items: center;
            .seckill_tit{
                width: 2.8rem;
                height: 1.35rem;
                font-size: .7rem;
                line-height: 1.35rem;
                color: #333333;
            }
            .seckill_order{
                width: 2.25rem;
                height: .9rem;
                font-size: .65rem;
                padding: 0 .25rem;
                color: red;
                img{
                    width: 1rem;
                    height: .85rem;
                }
            }
            .time{
                width: .75rem;
                height: .9rem;
                background-color: red;
                color: #fff;
                font-size: 12px;
                border-radius: 5px;
            }
            span{
                color: red;
            }
        }
        .sec_link{
            font-size: .6rem;
            display: flex;
            a{
                color: red;
                text-decoration: none;
                width: 3.5rem;
                height: 1.7rem;
                margin-left: 5rem;
                img{
                    width: .55rem;
                    height: .55rem;
                }
            }
            
        }
    }
    ul{
        display: flex;
        li{
            width: 2.85rem;
            height: 3.85rem;
            img{
                width: 55px;
                height: 55px;
            }
            span{
                font-size: .6rem;
                color: red;
            }
        }
    }
}
.product{
    // height: 13.7rem;
    display: flex;
    flex-wrap: wrap;
    .similar_product{
        width: 8.85rem;
        height: 13.7rem;
        padding: 0px 0px 10px 10px;
        img{
            width: 8.5rem;
            height: 8.5rem;
        }
        span{
            height: 1.55rem;
            font-size: .65rem;
        }
        p{  
            span{
                &:nth-child(1){
                    color: red;
                }
            }
        }
    }
}
.footer_nav{
    height: 2.5rem;
    display: flex;
    .footer_nav_a{
        position: fixed;
        bottom: 0;
        display: flex;
        background-color: #fff;
        a{
            width: 3.75rem;
            height: 2.5rem;
            div{
                img{
                    width: 3rem;
                    height: 2.3rem;
                }
            }
            
        }
    }
    
}